Custom solutions are available upon request. Ritchey-Chrétien telescopes, part of the Cassegrain system, feature hyperbolic mirrors that minimize optical errors like spherical aberration and ...

Cones outnumber rods only in the center of the retina, which is the area of greatest density. It is also the area most ...

For centuries, telescopes have relied on curved lenses and mirrors to capture images of the cosmos. ... However, FZPs suffer from chromatic aberration, which results in color distortions.